{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["RNA", "DNA", "cell type", "cell line", "protein"], "input": "The rate of LTR -directed gene expression increased in response to treatment with either a phorbol ester or tumor necrosis factor alpha if either the NFAT-1 or NF kappa B binding sites were deleted, but failed to respond to these mitogenic stimuli if both sequences were absent."}
{"RNA": [], "DNA": ["LTR", "NF kappa B binding sites"], "cell type": [], "cell line": [], "protein": ["tumor necrosis factor alpha", "NFAT-1", "NF kappa B"]}